1291609320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{2999}}^1$

素因数の和:3147

約数の個数: 128

約数和(自身を含む): 4021920000

約数和(自身を除く): 2730310680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 97, 111, 120, 148, 185, 194, 222, 291, 296, 370, 388, 444, 485, 555, 582, 740, 776, 888, 970, 1110, 1164, 1455, 1480, 1940, 2220, 2328, 2910, 2999, 3589, 3880, 4440, 5820, 5998, 7178, 8997, 10767, 11640, 11996, 14356, 14995, 17945, 17994, 21534, 23992, 28712, 29990, 35890, 35988, 43068, 44985, 53835, 59980, 71780, 71976, 86136, 89970, 107670, 110963, 119960, 143560, 179940, 215340, 221926, 290903, 332889, 359880, 430680, 443852, 554815, 581806, 665778, 872709, 887704, 1109630, 1163612, 1331556, 1454515, 1664445, 1745418, 2219260, 2327224, 2663112, 2909030, 3328890, 3490836, 4363545, 4438520, 5818060, 6657780, 6981672, 8727090, 10763411, 11636120, 13315560, 17454180, 21526822, 32290233, 34908360, 43053644, 53817055, 64580466, 86107288, 107634110, 129160932, 161451165, 215268220, 258321864, 322902330, 430536440, 645804660, 1291609320]

約数ペア:

[(1, 1291609320), (2, 645804660), (3, 430536440), (4, 322902330), (5, 258321864), (6, 215268220), (8, 161451165), (10, 129160932), (12, 107634110), (15, 86107288), (20, 64580466), (24, 53817055), (30, 43053644), (37, 34908360), (40, 32290233), (60, 21526822), (74, 17454180), (97, 13315560), (111, 11636120), (120, 10763411), (148, 8727090), (185, 6981672), (194, 6657780), (222, 5818060), (291, 4438520), (296, 4363545), (370, 3490836), (388, 3328890), (444, 2909030), (485, 2663112), (555, 2327224), (582, 2219260), (740, 1745418), (776, 1664445), (888, 1454515), (970, 1331556), (1110, 1163612), (1164, 1109630), (1455, 887704), (1480, 872709), (1940, 665778), (2220, 581806), (2328, 554815), (2910, 443852), (2999, 430680), (3589, 359880), (3880, 332889), (4440, 290903), (5820, 221926), (5998, 215340), (7178, 179940), (8997, 143560), (10767, 119960), (11640, 110963), (11996, 107670), (14356, 89970), (14995, 86136), (17945, 71976), (17994, 71780), (21534, 59980), (23992, 53835), (28712, 44985), (29990, 43068), (35890, 35988)]